{
  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2023/JVNDB-2023-000111.html",
  "dc:date": "2024-05-08T17:53+09:00",
  "dcterms:issued": "2023-11-10T14:41+09:00",
  "dcterms:modified": "2024-05-08T17:53+09:00",
  "description": "Remarshal provided by Remarshal Project expands YAML alias nodes unlimitedly (CWE-674), hence Remarshal is vulnerable to Billion Laughs Attack.\r\n\r\nTaichi Kotake of Sterra Security Co.,Ltd. / Akatsuki Games Inc. reported this vulnerability to IPA.\r\nJPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.",
  "link": "https://jvndb.jvn.jp/en/contents/2023/JVNDB-2023-000111.html",
  "sec:cpe": {
    "#text": "cpe:/a:remarshal_project:remarshal",
    "@product": "Remarshal",
    "@vendor": "Remarshal Project",
    "@version": "2.2"
  },
  "sec:cvss": [
    {
      "@score": "4.3",
      "@severity": "Medium",
      "@type": "Base",
      "@vector": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
      "@version": "2.0"
    },
    {
      "@score": "5.5",
      "@severity": "Medium",
      "@type": "Base",
      "@vector": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "@version": "3.0"
    }
  ],
  "sec:identifier": "JVNDB-2023-000111",
  "sec:references": [
    {
      "#text": "http://jvn.jp/en/jp/JVN86156389/index.html",
      "@id": "JVN#86156389",
      "@source": "JVN"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2023-47163",
      "@id": "CVE-2023-47163",
      "@source": "CVE"
    },
    {
      "#text": "https://nvd.nist.gov/vuln/detail/CVE-2023-47163",
      "@id": "CVE-2023-47163",
      "@source": "NVD"
    },
    {
      "#text": "https://github.com/yaml/yaml-spec/issues/45",
      "@id": "issue#45: Current version of the YAML specification could leave implementions open to Denial of Service Attacks",
      "@source": "Related document"
    },
    {
      "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
      "@id": "CWE-Other",
      "@title": "No Mapping(CWE-Other)"
    }
  ],
  "title": "Remarshal unlimitedly expanding YAML alias nodes"
}